126508321602 has 48 divisors (see below), whose sum is σ = 295401827448. Its totient is φ = 38897187840.

The previous prime is 126508321567. The next prime is 126508321603. The reversal of 126508321602 is 206123805621.

126508321602 is a `hidden beast` number, since 1 + 26 + 5 + 0 + 8 + 3 + 21 + 602 = 666.

126508321602 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 126139335921 + 368985681 = 355161^2 + 19209^2 .

It is not an unprimeable number, because it can be changed into a prime (126508321603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124402 + ... + 518162.

Almost surely, 2^126508321602 is an apocalyptic number.

126508321602 is an abundant number, since it is smaller than the sum of its proper divisors (168893505846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126508321602 is a wasteful number, since it uses less digits than its factorization.

126508321602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395155 (or 395152 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 126508321602 in words is "one hundred twenty-six billion, five hundred eight million, three hundred twenty-one thousand, six hundred two".